27213022663 has 16 divisors (see below), whose sum is σ = 29825639424. Its totient is φ = 24723740160.

The previous prime is 27213022651. The next prime is 27213022691. The reversal of 27213022663 is 36622031272.

It is a cyclic number.

It is not a de Polignac number, because 27213022663 - 2²⁵ = 27179468231 is a prime.

It is a super-2 number, since 2×27213022663² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (27213022693) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 90448 + ... + 250213.

It is an arithmetic number, because the mean of its divisors is an integer number (1864102464).

Almost surely, 2^27213022663 is an apocalyptic number.

27213022663 is a deficient number, since it is larger than the sum of its proper divisors (2612616761).

27213022663 is a wasteful number, since it uses less digits than its factorization.

27213022663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340842.

The product of its (nonzero) digits is 36288, while the sum is 34.

The spelling of 27213022663 in words is "twenty-seven billion, two hundred thirteen million, twenty-two thousand, six hundred sixty-three".